000
00304nam a2200133Ia 4500
008
161121s9999 xx 000 0 und d
100
_a
ZADOKS(JC) ; SCHEIN (RD)
245
0
_a
Epidemiology and plant disease managemen
260
_c
NIL
365
_b
0
650
_a
NIL
652
_a
#N/A
942
_c
BK
999
_c
56640
_d
56640